For the sake of posterity, here's Mirai Fukuin (Gospel of the Future) the eighth "extra" chapter of Rakkyo. Rather than reposting every chapter, I'll just post links to them - easier for me to edit.
(This is the proper reading order. Yes, you read Part 4 first.)
Mirai Fukuin - Möbius ring.
\Gospel of the Future (False)
Gospel of the Future
1 - 2 - 3
Mirai Fukuin: Jo - Möbius link. (translated by YHK)